The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to determine when you can plant flowering tobacco by checking out the USDA zone info for Prospect Heights.

Planting Calendar for Flowering Tobacco

Frost tolerance for flowering tobacco:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since flowering tobacco are not cold tolerant you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant flowering tobacco in Prospect Heights is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant flowering tobacco and expect a good harvest is probably August. Any later than that and your flowering tobacco may not have a chance to fully mature. Starting your flowering tobacco indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Prospect Heights. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Prospect Heights is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Prospect Heights there is a last frost after April 15 so always be ready to cover your flowering tobacco if you have one of those late frosts.

USDA Zone Info for Prospect Heights

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Prospect Heights

You may be interested in your other planting guides for Prospect Heights.